Results 131 to 140 of about 181,687 (308)

Emotional Universe of Nurse Case Managers Regarding Care for Elderly at Risk in Spain: A Hermeneutical Study. [PDF]

open access: yesInt J Environ Res Public Health, 2022
Pastor-López Á   +5 more
europepmc   +1 more source

Mechanics of Interfacial Cracks between dissimilar Quasicrystals

open access: yes, 2010
We analize the steady propagation of a straight interfacial crack between two dissimilar planar quasicrystals in pure elastic setting and infinitesimal deformation regime. A closed form solution to the balance equations is furnished.
Mariano, P.M.   +3 more
core  

Comercio y transporte marítimo: el caso del Pacífico Suramericano [PDF]

open access: yes, 2012
Este documento presenta los resultados preliminares de una investigación sobre el rol del transporte marítimo en los cambios de participación entre países suramericanos en su comercio con el Asia-Pacífico.
González Vigil, Fernando   +2 more
core  

Tracing holotype trajectories: Mapping the movement of the most valuable herbarium specimens

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Global efforts to protect biodiversity depend on fair access to key plant specimens. This study examines the distribution of 119,361 holotypes—unique herbarium specimens used to formally describe new plant species. By linking collection and storage data, we found that holotypes are increasingly held closer to their places of origin, particularly in ...
Dominik Tomaszewski   +2 more
wiley   +1 more source

Open letter: The need for a site‐based biodiversity standard measuring and certifying impacts from nature‐based projects

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Despite growing investment in restoration, weak accountability and poor biodiversity monitoring mean many projects fail to achieve ecological recovery. The Global Biodiversity Standard (TGBS) offers a practical way to ensure that restoration finance delivers measurable gains for nature.
David Bartholomew   +254 more
wiley   +1 more source

Statistical Analysis of the Pouring Method's Influence on the Distribution of Metallic Macrofibres into Vibrated Concrete. [PDF]

open access: yesMaterials (Basel), 2023
Gonzalez L   +6 more
europepmc   +1 more source

Reforms and infrastructure efficiency in Spain's container ports [PDF]

open access: yes
This paper quantifies the evolution of technical efficiency in port infrastructure service provision in the major Spanish port authorities involved in container traffic. The paper also analyzes the extent to which port reforms that took place in the 1990'
Gonzalez, Maria Manuela   +1 more
core  

Puertos y comercio marítimo en la España visigoda [PDF]

open access: yes, 1999
Nuestro trabajo aborda el estudio de los puertos existentes en el reino\ud visigodo de Toledo. Junto al intento de establecer su número, distribución y\ud estructura -tarea complicada debido a la escasez de fuentes, tanto escritas como\ud arqueológicas-,
I. Mariezcurrena, Salvador
core   +2 more sources

Stability studies of cynaropicrin–major sesquiterpene lactone of Cynara cardunculus leaves

open access: yesPest Management Science, EarlyView.
This study investigated its stability under high temperature and pH, mimicking agronomic extremes and under soil context. Bioassays demonstrated that degradation products exhibited higher phytotoxic activity than cynaropicrin and deacylcynaropicrin. This is the first study about cynaropicrin's stability, characterizing degradation products, and their ...
Daniela Rosa   +6 more
wiley   +1 more source

A mixed distribution to fix the threshold for Peak-Over-Threshold wave height estimation. [PDF]

open access: yesSci Rep, 2022
Durán-Rosal AM   +3 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy